A century after an asteroid crashed into Tunguska, Siberia, experts discuss the current lineup of missions to study asteroids and mitigate future disasters should another object from space hit Earth.
asteroids
Posted inNews
After Obliteration, How Long Until Life Returned?
By studying the Chicxulub crater associated with the extinction of more than 75% of species then on Earth, researchers have begun to fill in a timeline for life’s rebound after the cataclysm.
Posted inAGU News
Jacobson Receives 2017 Ronald Greeley Early Career Award in Planetary Science
Seth A. Jacobson will receive the 2017 Ronald Greeley Early Career Award in Planetary Science at the 2017 American Geophysical Union Fall Meeting, to be held 11–15 December in New Orleans, La. The award recognizes “significant early career contributions to planetary science.”
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Big Space Rock to Pass near Earth on Friday
An asteroid named for Florence Nightingale will make its closest approach to our planet since 1890 but will remain a safe distance away.
Posted inOpinions
Africa Initiative for Planetary and Space Sciences
Elevating planetary and space sciences across Africa could help nations reach their development goals. Efforts will require collaboration, creativity, efficient planning, and political will.
Posted inNews
Scientists Spot Organic Molecules on Ceres
The presence of organic material on Ceres raises new questions about its internal evolution and potential for hosting past or present life.
Posted inNews
NASA's New Discovery Missions Will Look Back to Our Origins
Two recently approved missions will explore our solar system's early history, looking at asteroids near Jupiter and an odd object that may be a planetary core.
Posted inEditors' Vox
To Bennu and Back
Justin Filiberto shares his experience as a guest at the OSIRIS-REx launch; a mission to obtain samples from the asteroid Bennu in hopes of learning more about the origin of water on Earth.
Posted inNews
NASA's New Asteroid Sampler Will Illuminate Solar System's History
In 7 years, scientists hope to directly analyze materials from the asteroid Bennu, an object that may reveal what conditions were like in the solar system 4.5 billion years ago.
Posted inResearch Spotlights
Objects That Slam into Ceres Remain on Its Surface
Hypervelocity impact experiments shed new light on the composition and evolution of the largest dwarf planet's little-known surface.